molecule (Meaning)

Wordnet

molecule (n)

(physics and chemistry) the simplest structural unit of an element or compound

(nontechnical usage) a tiny piece of anything

Webster

molecule (n.)

One of the very small invisible particles of which all matter is supposed to consist.

The smallest part of any substance which possesses the characteristic properties and qualities of that substance, and which can exist alone in a free state.

A group of atoms so united and combined by chemical affinity that they form a complete, integrated whole, being the smallest portion of any particular compound that can exist in a free state; as, a molecule of water consists of two atoms of hydrogen and one of oxygen. Cf. Atom.

molecule Sentence Examples

  1. The compound is composed of two water molecules.
  2. The carbon dioxide molecule has a linear structure.
  3. A single molecule of sugar can provide energy for cells.
  4. The air we breathe contains numerous molecules, including nitrogen and oxygen.
  5. The drug targets specific molecules involved in disease processes.
  6. The surface of the metal catalyst is covered in adsorption sites for molecules.
  7. High-energy radiation can break apart molecules by ionizing them.
  8. The polymer consists of repeating units of a single molecule.
  9. The anesthetic binds to receptor molecules in the brain, inhibiting neuronal activity.
  10. The molecule's shape determines its chemical reactivity and biological function.

FAQs About the word molecule

(physics and chemistry) the simplest structural unit of an element or compound, (nontechnical usage) a tiny piece of anythingOne of the very small invisible par

granule, scrap, snippet, crumb, speck, patch, grain,particle, fleck, mouthful

lump, chunk, mass, quantity, mass, mountain, volume, mountain, slab, lump

The compound is composed of two water molecules.

The carbon dioxide molecule has a linear structure.

A single molecule of sugar can provide energy for cells.

The air we breathe contains numerous molecules, including nitrogen and oxygen.